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KASH3 Reference Manual
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Function

CoefficientRing ( alg^pol/ord^pow PA ) -> ord^pow PR

Description

The coefficient ring of PA

Examples

x_F5:= FiniteField(5);; x_F5x:= PolynomialAlgebra(x_F5);; x_f:= x_F5x.1^2+2;; x_PR:= PowerSeriesRing(x_F5,x_f);; PA:= PolynomialAlgebra(x_PR);; CoefficientRing(PA);
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